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. 2022 Mar 6;12(3):164. doi: 10.3390/bios12030164

Figure 4.

Figure 4

(a) The sodium bilirubin biosensing performance of the self-powered wearable biosensor. (b) The response of the device. (c) Control experiment of the device eliminate primary cell effect. (d) The repeatability of the device. (ek) The response of the device against sodium urate, urea and NaCl.